diff options
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/dir.c | 9 | ||||
| -rw-r--r-- | fs/nfs/file.c | 51 | ||||
| -rw-r--r-- | fs/nfs/fscache.h | 14 | ||||
| -rw-r--r-- | fs/nfs/read.c | 3 | ||||
| -rw-r--r-- | fs/nfs/symlink.c | 16 |
5 files changed, 48 insertions, 45 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index c6b263b5faf1..a8ecdd527662 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -55,7 +55,7 @@ static int nfs_closedir(struct inode *, struct file *); static int nfs_readdir(struct file *, struct dir_context *); static int nfs_fsync_dir(struct file *, loff_t, loff_t, int); static loff_t nfs_llseek_dir(struct file *, loff_t, int); -static void nfs_readdir_clear_array(struct page*); +static void nfs_readdir_free_folio(struct folio *); const struct file_operations nfs_dir_operations = { .llseek = nfs_llseek_dir, @@ -67,7 +67,7 @@ const struct file_operations nfs_dir_operations = { }; const struct address_space_operations nfs_dir_aops = { - .freepage = nfs_readdir_clear_array, + .free_folio = nfs_readdir_free_folio, }; #define NFS_INIT_DTSIZE PAGE_SIZE @@ -228,6 +228,11 @@ static void nfs_readdir_clear_array(struct page *page) kunmap_atomic(array); } +static void nfs_readdir_free_folio(struct folio *folio) +{ + nfs_readdir_clear_array(&folio->page); +} + static void nfs_readdir_page_reinit_array(struct page *page, u64 last_cookie, u64 change_attr) { diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 150b7fa8f0a7..d764b3ce7905 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -313,7 +313,7 @@ static bool nfs_want_read_modify_write(struct file *file, struct page *page, * increment the page use counts until he is done with the page. */ static int nfs_write_begin(struct file *file, struct address_space *mapping, - loff_t pos, unsigned len, unsigned flags, + loff_t pos, unsigned len, struct page **pagep, void **fsdata) { int ret; @@ -325,7 +325,7 @@ static int nfs_write_begin(struct file *file, struct address_space *mapping, file, mapping->host->i_ino, len, (long long) pos); start: - page = grab_cache_page_write_begin(mapping, index, flags); + page = grab_cache_page_write_begin(mapping, index); if (!page) return -ENOMEM; *pagep = page; @@ -337,7 +337,7 @@ start: } else if (!once_thru && nfs_want_read_modify_write(file, page, pos, len)) { once_thru = 1; - ret = nfs_readpage(file, page); + ret = nfs_read_folio(file, page_folio(page)); put_page(page); if (!ret) goto start; @@ -415,34 +415,31 @@ static void nfs_invalidate_folio(struct folio *folio, size_t offset, } /* - * Attempt to release the private state associated with a page - * - Called if either PG_private or PG_fscache is set on the page - * - Caller holds page lock - * - Return true (may release page) or false (may not) + * Attempt to release the private state associated with a folio + * - Called if either private or fscache flags are set on the folio + * - Caller holds folio lock + * - Return true (may release folio) or false (may not) */ -static int nfs_release_page(struct page *page, gfp_t gfp) +static bool nfs_release_folio(struct folio *folio, gfp_t gfp) { - dfprintk(PAGECACHE, "NFS: release_page(%p)\n", page); + dfprintk(PAGECACHE, "NFS: release_folio(%p)\n", folio); - /* If PagePrivate() is set, then the page is not freeable */ - if (PagePrivate(page)) - return 0; - return nfs_fscache_release_page(page, gfp); + /* If the private flag is set, then the folio is not freeable */ + if (folio_test_private(folio)) + return false; + return nfs_fscache_release_folio(folio, gfp); } -static void nfs_check_dirty_writeback(struct page *page, +static void nfs_check_dirty_writeback(struct folio *folio, bool *dirty, bool *writeback) { struct nfs_inode *nfsi; - struct address_space *mapping = page_file_mapping(page); - - if (!mapping || PageSwapCache(page)) - return; + struct address_space *mapping = folio->mapping; /* - * Check if an unstable page is currently being committed and - * if so, have the VM treat it as if the page is under writeback - * so it will not block due to pages that will shortly be freeable. + * Check if an unstable folio is currently being committed and + * if so, have the VM treat it as if the folio is under writeback + * so it will not block due to folios that will shortly be freeable. */ nfsi = NFS_I(mapping->host); if (atomic_read(&nfsi->commit_info.rpcs_out)) { @@ -451,11 +448,11 @@ static void nfs_check_dirty_writeback(struct page *page, } /* - * If PagePrivate() is set, then the page is not freeable and as the - * inode is not being committed, it's not going to be cleaned in the - * near future so treat it as dirty + * If the private flag is set, then the folio is not freeable + * and as the inode is not being committed, it's not going to + * be cleaned in the near future so treat it as dirty */ - if (PagePrivate(page)) + if (folio_test_private(folio)) *dirty = true; } @@ -517,7 +514,7 @@ static void nfs_swap_deactivate(struct file *file) } const struct address_space_operations nfs_file_aops = { - .readpage = nfs_readpage, + .read_folio = nfs_read_folio, .readahead = nfs_readahead, .dirty_folio = filemap_dirty_folio, .writepage = nfs_writepage, @@ -525,7 +522,7 @@ const struct address_space_operations nfs_file_aops = { .write_begin = nfs_write_begin, .write_end = nfs_write_end, .invalidate_folio = nfs_invalidate_folio, - .releasepage = nfs_release_page, + .release_folio = nfs_release_folio, .direct_IO = nfs_direct_IO, #ifdef CONFIG_MIGRATION .migratepage = nfs_migrate_page, diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h index 4e980cc04779..2a37af880978 100644 --- a/fs/nfs/fscache.h +++ b/fs/nfs/fscache.h @@ -48,14 +48,14 @@ extern void nfs_fscache_release_file(struct inode *, struct file *); extern int __nfs_fscache_read_page(struct inode *, struct page *); extern void __nfs_fscache_write_page(struct inode *, struct page *); -static inline int nfs_fscache_release_page(struct page *page, gfp_t gfp) +static inline bool nfs_fscache_release_folio(struct folio *folio, gfp_t gfp) { - if (PageFsCache(page)) { + if (folio_test_fscache(folio)) { if (current_is_kswapd() || !(gfp & __GFP_FS)) return false; - wait_on_page_fscache(page); - fscache_note_page_release(nfs_i_fscache(page->mapping->host)); - nfs_inc_fscache_stats(page->mapping->host, + folio_wait_fscache(folio); + fscache_note_page_release(nfs_i_fscache(folio->mapping->host)); + nfs_inc_fscache_stats(folio->mapping->host, NFSIOS_FSCACHE_PAGES_UNCACHED); } return true; @@ -129,9 +129,9 @@ static inline void nfs_fscache_open_file(struct inode *inode, struct file *filp) {} static inline void nfs_fscache_release_file(struct inode *inode, struct file *file) {} -static inline int nfs_fscache_release_page(struct page *page, gfp_t gfp) +static inline bool nfs_fscache_release_folio(struct folio *folio, gfp_t gfp) { - return 1; /* True: may release page */ + return true; /* may release folio */ } static inline int nfs_fscache_read_page(struct inode *inode, struct page *page) { diff --git a/fs/nfs/read.c b/fs/nfs/read.c index 5e7657374bc3..5a9b043662e9 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -333,8 +333,9 @@ out: * - The error flag is set for this page. This happens only when a * previous async read operation failed. */ -int nfs_readpage(struct file *file, struct page *page) +int nfs_read_folio(struct file *file, struct folio *folio) { + struct page *page = &folio->page; struct nfs_readdesc desc; struct inode *inode = page_file_mapping(page)->host; int ret; diff --git a/fs/nfs/symlink.c b/fs/nfs/symlink.c index 25ba299fdac2..0e27a2e4e68b 100644 --- a/fs/nfs/symlink.c +++ b/fs/nfs/symlink.c @@ -26,21 +26,21 @@ * and straight-forward than readdir caching. */ -static int nfs_symlink_filler(void *data, struct page *page) +static int nfs_symlink_filler(struct file *file, struct folio *folio) { - struct inode *inode = data; + struct inode *inode = folio->mapping->host; int error; - error = NFS_PROTO(inode)->readlink(inode, page, 0, PAGE_SIZE); + error = NFS_PROTO(inode)->readlink(inode, &folio->page, 0, PAGE_SIZE); if (error < 0) goto error; - SetPageUptodate(page); - unlock_page(page); + folio_mark_uptodate(folio); + folio_unlock(folio); return 0; error: - SetPageError(page); - unlock_page(page); + folio_set_error(folio); + folio_unlock(folio); return -EIO; } @@ -67,7 +67,7 @@ static const char *nfs_get_link(struct dentry *dentry, if (err) return err; page = read_cache_page(&inode->i_data, 0, nfs_symlink_filler, - inode); + NULL); if (IS_ERR(page)) return ERR_CAST(page); } |